[PATCH v3 1/1] ASoC: SOF: mediatek: add adsp debug dump
Trevor Wu
trevor.wu at mediatek.com
Wed May 31 20:49:39 PDT 2023
Add mt8188 and mt8186 .dbg_dump callback to print some information when
DSP panic occurs.
Signed-off-by: Trevor Wu <trevor.wu at mediatek.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart at linux.intel.com>
Reviewed-by: Yaochun Hung <yc.hung at mediatek.com>
Reviewed-by: Péter Ujfalusi <peter.ujfalusi at linux.intel.com>
---
sound/soc/sof/mediatek/mt8186/mt8186.c | 22 ++++++++++++++++++++++
sound/soc/sof/mediatek/mt8186/mt8186.h | 5 +++++
2 files changed, 27 insertions(+)
diff --git a/sound/soc/sof/mediatek/mt8186/mt8186.c b/sound/soc/sof/mediatek/mt8186/mt8186.c
index cc91c2928fb6..3e0ea0e109e2 100644
--- a/sound/soc/sof/mediatek/mt8186/mt8186.c
+++ b/sound/soc/sof/mediatek/mt8186/mt8186.c
@@ -24,6 +24,7 @@
#include "../../sof-of-dev.h"
#include "../../sof-audio.h"
#include "../adsp_helper.h"
+#include "../mtk-adsp-common.h"
#include "mt8186.h"
#include "mt8186-clk.h"
@@ -473,6 +474,26 @@ static snd_pcm_uframes_t mt8186_pcm_pointer(struct snd_sof_dev *sdev,
return pos;
}
+static void mt8186_adsp_dump(struct snd_sof_dev *sdev, u32 flags)
+{
+ u32 dbg_pc, dbg_data, dbg_inst, dbg_ls0stat, dbg_status, faultinfo;
+
+ /* dump debug registers */
+ dbg_pc = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PDEBUGPC);
+ dbg_data = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PDEBUGDATA);
+ dbg_inst = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PDEBUGINST);
+ dbg_ls0stat = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PDEBUGLS0STAT);
+ dbg_status = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PDEBUGSTATUS);
+ faultinfo = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PFAULTINFO);
+
+ dev_info(sdev->dev, "adsp dump : pc %#x, data %#x, dbg_inst %#x,",
+ dbg_pc, dbg_data, dbg_inst);
+ dev_info(sdev->dev, "ls0stat %#x, status %#x, faultinfo %#x",
+ dbg_ls0stat, dbg_status, faultinfo);
+
+ mtk_adsp_dump(sdev, flags);
+}
+
static struct snd_soc_dai_driver mt8186_dai[] = {
{
.name = "SOF_DL1",
@@ -555,6 +576,7 @@ static struct snd_sof_dsp_ops sof_mt8186_ops = {
.num_drv = ARRAY_SIZE(mt8186_dai),
/* Debug information */
+ .dbg_dump = mt8186_adsp_dump,
.debugfs_add_region_item = snd_sof_debugfs_add_region_item_iomem,
/* PM */
diff --git a/sound/soc/sof/mediatek/mt8186/mt8186.h b/sound/soc/sof/mediatek/mt8186/mt8186.h
index 5b521c60b4e3..91323f492a1e 100644
--- a/sound/soc/sof/mediatek/mt8186/mt8186.h
+++ b/sound/soc/sof/mediatek/mt8186/mt8186.h
@@ -38,6 +38,11 @@ struct snd_sof_dev;
#define DSP_MBOX3_IRQ_EN BIT(3)
#define DSP_MBOX4_IRQ_EN BIT(4)
#define DSP_PDEBUGPC 0x013C
+#define DSP_PDEBUGDATA 0x0140
+#define DSP_PDEBUGINST 0x0144
+#define DSP_PDEBUGLS0STAT 0x0148
+#define DSP_PDEBUGSTATUS 0x014C
+#define DSP_PFAULTINFO 0x0150
#define ADSP_CK_EN 0x1000
#define CORE_CLK_EN BIT(0)
#define COREDBG_EN BIT(1)
--
2.18.0
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